Toshiba GR200 Series Instruction Manual page 24

Symbols used in logical diagrams
Symbols used in the scheme logic and their meanings are as follows:
Relay element, signal-monitoring point, PLC connection point, and
(i)
Mapping point
1. Marked with
2. Marked with
Note that the symbol can be connected with what follows:
Like in the BO and LED circuits, it can also be connected or mapped to what follows:
An alternative point (discussed in Chapter
signal-monitoring point for starting the user-programmed logic.
3. Marked with
Element ID (or Signal No.)
Note that the symbol can be used for the reception point coming from the output of PLC
logics.
4. Marked with
Signal number (Data ID)
Note that the symbol can be used as a signal reception-point coming from the SAS. The
1
reception point is mapped to the LN of the IEC61850.
: Relay elements
: Signal-monitoring point designated by Element ID number
A binary output (BO) circuit
A LED circuit
A PLC connection point
The IEC 61850 logical node (LN) to send a signal for the SAS
: PLC connection points designated by Element ID and its name
Signal name corresponding to Element or Signal No.(Data ID)
: Mapping points designated by Signal No. (Data ID) and its name
Signal name corresponding to Signal No. (Data ID)
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PLC function
) is provided in place of the
Centralized GRB200
(Soft: 030, 031, 032, 033, 034)
6F2S1931 (0.20)